×

Ignition Timing Measuring and Display Device of Internal Combustion Engine

  • US 20090133482A1
  • Filed: 04/06/2006
  • Published: 05/28/2009
  • Est. Priority Date: 04/11/2005
  • Status: Active Grant
First Claim
Patent Images

1. An ignition timing measuring and display device of an internal combustion engine having a magneto, characterized by comprising:

  • a reference RPM signal pulse detector for detecting a reference RPM signal pulse of the internal combustion engine; and

    an ignition noise pulse detector for detecting ignition noise of an electromagnetic wave generated in the vicinity of an ignition plug when ignition is carried out in the internal combustion engine,wherein ignition timing generated by the magneto can be subjected to an arithmetic operation based on the signal pulse and the ignition noise pulse and displayed.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×